Neptune and Uranus

Orbit: Neptune has an elliptical orbit of 164.8 years, an eccentricity of 0.009, and an inclination of 1.77 degrees.

Revolution: Rotation period is 16 hours and 7 minutes.

Average temperature: Mean temperature is 48 Kelvin or -350 degrees Fahrenheit with similar pressure as that on earth. Interior temperature reaches approximately 5000 degrees Fahrenheit with similar increase in pressure.

Atmospheric circulation: Solar ultraviolet radiation breaks methane down to ethane, acetylene, and other haze particles which sink down to the lower colder stratosphere and freeze to become ice particles. Ice particles fall into the warmer troposphere where they evaporate back into hydrocarbon gases. As these continue sink further i

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